Monday 2 March 2009

Choosing a Healthful Diet

Your Diet—Why Be Concerned
Choosing a Healthful Diet

ALTHOUGH doctors today are trained to treat disease, one physician said: "Health, strangely enough, is not our field. Health is the responsibility of each person."

Joe, mentioned in the previous article, accepted this responsibility after undergoing surgery for a severely blocked coronary artery. He made needed changes in his eating and reaped wonderful benefits. "You've experienced coronary regression, Joe," his doctor happily reported. "The diet you've practiced has worked."

What kind of adjustments can we make in our diet? How can we take responsibility for our health and eat in a way that is likely to improve it?
Essence of a Healthful Diet

The essence of a healthful diet is simply making good choices from the foods that are available. For help in making healthy choices, the U.S. Department of Agriculture recommends the use of a four-tiered food guide pyramid.—See the chart below.

At the base of the pyramid are complex carbohydrates, which include grain foods, such as bread, cereal, rice, and pasta. These foods are the foundation of a healthful diet. On the second tier are two equal sections; one is vegetables, and the other is fruits. These foods are also complex carbohydrates. Most of your daily diet should be selected from these three food groups.

The third tier has two smaller sections. One section has such foods as milk, yogurt, and cheese; and the other includes meat, poultry, fish, dry beans, eggs, and nuts.* Only moderate amounts of foods should be eaten from these groups. Why? Because most of these foods are rich in cholesterol and saturated fat, which can increase the risk of coronary disease and cancer.

Finally, at the very top of the pyramid is a small area that includes fats, oils, and sweets. These foods provide very few nutrients and should be eaten sparingly. More foods should be chosen from the bottom part of the pyramid, and fewer from the top.

Rather than sticking to the same food items from each section toward the bottom of the pyramid, it is wise to experiment with a variety of foods within those sections. This is because each food has a different combination of nutrients and fiber. Some vegetables and fruits, for example, are good sources of vitamins A and C, while others are high in folic acid, calcium, and iron.

Not surprisingly, vegetarian diets are becoming increasingly popular. "Data are strong that vegetarians are at lesser risk for obesity, . . . constipation, lung cancer, and alcoholism," says dietitian Johanna Dwyer in FDA Consumer. And, contrary to what some may believe, with careful, proper planning, even meatless diets "can meet Recommended Dietary Allowances for nutrients," according to the 1995 dietary guidelines.

An important factor for everyone is keeping dietary-fat intake below 30 percent of total calories and saturated fat below 10 percent. You can do this without becoming a vegetarian and without unduly sacrificing your enjoyment of eating. How?


Food Guide Pyramid

Wisely select more foods from the lower levels of the Food Guide Pyramid


Food pyramid



Source: U.S. Department of Agriculture, U.S. Department of Health and Human



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